Arrayit Corporation announced an allergy testing agreement with Northern California healthcare leader Sutter Health. The company is providing its proprietary microarray-based finger stick allergy testing services to Sutter Health via doctors in the Sutter Health-affiliated Palo Alto Medical Foundation. Sutter Health draws 19% of its revenue from the California Medical Assistance Program (Medi-Cal) and reports total patient service revenues of $12,000,000,000 ($12 billion) annually.